Function normalize_hostnames

qa/tasks/cephadm.py:119–135

Ensure we have short hostnames throughout, for consistency between remote.shortname and socket.gethostname() in cephadm.

(ctx)

@contextlib.contextmanager
def normalize_hostnames(ctx):
    """
    Ensure we have short hostnames throughout, for consistency between
    remote.shortname and socket.gethostname() in cephadm.
    """
    log.info('Normalizing hostnames...')
    cluster = ctx.cluster.filter(lambda r: '.' in r.hostname)
    cluster.run(args=[
        'sudo',
        'hostname',
        run.Raw('$(hostname -s)'),
    ])

    try:
        yield
    finally:
        pass


@contextlib.contextmanager